Sample M346
NavDat sample number 12231 · RHYOLITE
Sample
| Sample ID | M346 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | rhyolite |
Location
| Latitude | 29.1667 |
|---|---|
| Longitude | -104 |
| Location | San Carlos Tuff, north end of Canyon La Parra |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 30.5 | 26 | 38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 74.69 | WT% | XRF | |
| TIO2 | 0.24 | WT% | XRF | |
| AL2O3 | 12.85 | WT% | XRF | |
| FE2O3 | 0.32 | WT% | XRF | |
| FEO | 1.62 | WT% | XRF | |
| MNO | 0.04 | WT% | XRF | |
| MGO | 0.11 | WT% | XRF | |
| CAO | 0.67 | WT% | XRF | |
| NA2O | 3.92 | WT% | XRF | |
| K2O | 5.51 | WT% | XRF | |
| P2O5 | 0.03 | WT% | XRF | |
| LOI | 0.84 | WT% | XRF | |
| TOTAL | 101.74 | WT% | XRF | |
| V | 12 | PPM | MS-ID | |
| CR | 5 | PPM | MS-ID | |
| RB | 262 | PPM | MS-ID | |
| SR | 74 | PPM | MS-ID | |
| Y | 56 | PPM | MS-ID | |
| ZR | 293 | PPM | MS-ID | |
| NB | 51 | PPM | MS-ID | |
| BA | 459 | PPM | MS-ID | |
| LA | 66 | PPM | MS-ID | |
| CE | 132 | PPM | MS-ID | |
| ND | 53 | PPM | MS-ID | |
| PB | 42 | PPM | MS-ID | |
| TH | 24 | PPM | MS-ID |